Discoloration of gardenia leaves could be a sign of a problem. Here's how to fix it. Reviewed by David McKinney Gardenias ...

Q: I have a potted gardenia in my conservatory ... Have you noticed your snake plant turning yellow, too, or perhaps your star jasmine leaves turning red? Our dedicated guides have more tips ...

These plants, such as gardenia, azalea ... Depending on what variety of azaleas you are growing, the old leaves may turn yellow, orange or red. The affected leaves are the ones located farthest ...